Analysis

  • max time kernel
    138s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/01/2023, 19:27

General

  • Target

    RamBooster20_US.exe

  • Size

    372KB

  • MD5

    3468052f3cc1fb4188e50ecde64fe4a3

  • SHA1

    c9283b90e663ffa6326c795c2fbc8ce55cc73ea1

  • SHA256

    d22dc7de67804b64eef3d87faa0fdd7ad394972c92f68300c18a67a5bc0c3124

  • SHA512

    619b98313948321ff8562a4f8356baa8802f3edc9b22e02bfd223ed9c8183fd947810d34b6fa4dda98385088f06aed2f45fce51ff70e6354606353c2d25615f7

  • SSDEEP

    6144:QF6S1nK5J8PoyYER2nKGcZr+UZ11Kr71RdS3XcStRgVQbMmTDPpbIVODCqnFRcB:QF11K5J8QyY+dG8+UZ1Yr79SXTbMsDPY

Score
8/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

Processes

  • C:\Users\Admin\AppData\Local\Temp\RamBooster20_US.exe
    "C:\Users\Admin\AppData\Local\Temp\RamBooster20_US.exe"
    1⤵
    • Loads dropped DLL
    PID:4996

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\{63669BDA-C3FA-4F25-BA28-CE3FABEAE9B5}\_isresce.dll

    Filesize

    31KB

    MD5

    3c8115df78f2aa5b9cb39da770a84437

    SHA1

    3352b358b41ad8169994f6a7b836405941af1b82

    SHA256

    011e92e868f1f09904bef59b46972c318c2867c279380182e23bc1fd7eaf1d11

    SHA512

    2a8a80317da72e8ca33cafbdffe0b5c44eedc9549cd7d2483197c36ad4f6c27be0ae3d61f537574aa404c8f23fe0009be9b30ea921550092ad5ad041a8fb4d20

  • memory/4996-132-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/4996-134-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB